71899648

素因数分解:

$2^9\times {\mathrm{19}}^2\times {\mathrm{389}}^1$

素因数の和:445

約数の個数: 60

約数和(自身を含む): 152007570

約数和(自身を除く): 80107922

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 361, 389, 512, 608, 722, 778, 1216, 1444, 1556, 2432, 2888, 3112, 4864, 5776, 6224, 7391, 9728, 11552, 12448, 14782, 23104, 24896, 29564, 46208, 49792, 59128, 92416, 99584, 118256, 140429, 184832, 199168, 236512, 280858, 473024, 561716, 946048, 1123432, 1892096, 2246864, 3784192, 4493728, 8987456, 17974912, 35949824, 71899648]

約数ペア:

[(1, 71899648), (2, 35949824), (4, 17974912), (8, 8987456), (16, 4493728), (19, 3784192), (32, 2246864), (38, 1892096), (64, 1123432), (76, 946048), (128, 561716), (152, 473024), (256, 280858), (304, 236512), (361, 199168), (389, 184832), (512, 140429), (608, 118256), (722, 99584), (778, 92416), (1216, 59128), (1444, 49792), (1556, 46208), (2432, 29564), (2888, 24896), (3112, 23104), (4864, 14782), (5776, 12448), (6224, 11552), (7391, 9728)]